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Contract OI history

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Jan 15, 2027 EXPIRATION

ALK $35.00 Put

ALK270115P00035000

Latest saved OI1,249Oct 23, 2026
Last change+9vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ALK $35.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 1,2496240 2026-10-02: 919 OI2026-10-05: 919 OI2026-10-06: 919 OI2026-10-07: 939 OI2026-10-08: 934 OI2026-10-09: 935 OI2026-10-13: 1,121 OI2026-10-14: 1,131 OI2026-10-15: 1,134 OI2026-10-16: 1,137 OI2026-10-21: 1,240 OI2026-10-23: 1,249 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

ALK contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,249+9
Oct 21, 20261,240+103
Oct 16, 20261,137+3
Oct 15, 20261,134+3
Oct 14, 20261,131+10
Oct 13, 20261,121+186
Oct 09, 2026935+1
Oct 08, 2026934-5
Oct 07, 2026939+20
Oct 06, 20269190
Oct 05, 20269190
Oct 02, 2026919No prior observation